/Engine/Source/Developer/Localization/Public/PortableObjectPipeline.h
Use the given LocTextHelper to generate a new PO file using the translation data for all cultures
namespace PortableObjectPipeline { bool PortableObjectPipeline::ExportAll ( [FLocTextHelper](API\Developer\Localization\FLocTextHelper) & InLocTextHelper, const [FString](API\Runtime\Core\Containers\FString) & InPOCultureRootPath, const [FString](API\Runtime\Core\Containers\FString) & InPOFilename, const [ELocalizedTextCollapseMode](API\Developer\Localization\ELocalizedTextCollapseMode) InTextCollapseMode, const [EPortableObjectFormat](API\Developer\Localization\EPortableObjectFormat) InPOFormat, const bool bShouldPersistComments, const bool bUseCultureDirectory ) }